BS5490E Service Bulletin/Repair Instructions

SERVICE BULLETIN
BS5490E
SECTION:
Nova Bus Manuals

09: Engine Cooling Package
RS NO:
MQR 7621-2467
EFFECTIVE IN PROD.:
LF49 (2023AU)
SUBJECT:
New protection cover for fuse Holder
JUSTIFICATION:
Fuse holder for the electric cooling fans require an improve protection against road

debris.
REFERENCE:
LEVEL
DESCRIPTION
APPLICATION DEADLINES: 2025MR21

CLAIM REFERENCE NUMBER:WB5490
DIRECT CHARGES
TIME
LABOUR
MATERIAL
1
Disconnect the cables connected to the fuse holder. Remove and

clean the fuse holder, N84769 and the fuse, N47759-250. Clean and

inspect the metal surface of the cable lug which was connected to the

lower terminal of the fuse holder. Apply the anticorrosive product on

the cables' lug and the metal surface of the fuse holder. Install new

cover N109946 on the fuse holder.
Nova Bus
–
1h
2
If required replace the N84769 fuse holder and/or the N47759-250 fuse

and/or the cable connected to the lower terminal of the fuse holder.
Nova Bus
Client*
0.75h
* The cost of the material will be reimbursed when claiming for this service document.
DISPOSAL OF PARTS

REMOVED PARTS ARE:
DISCARDED

*
RETAINED
Yes
–
* Dispose of the unused parts and the defective parts in

accordance with local environmental standards in effect.
REVISION HISTORY

REV.
DATE
CHANGE DESCRIPTION
NR
2024JA15
Initial release
APPROVED BY:
Irina
NQF772001 version 5
Negoescu Irina Negoescu
Signature

numérique de
Date : 2024.01.16

15:11:33 -05'00'
WRITTEN BY
Luc Carignan
PAGE 1 OF 13
SERVICE BULLETIN
BS5490E
MATERIAL REQUIRED PER VEHICLE

QTY
PART NO
REV.
DESCRIPTION
LEVEL 1
1
N109946
Fuse Holder Cover
1
N111682
Grommet 3/4
1

2
N109997

N0249000
Gasket Shim

Nylon Sleeve 1/4
2

2
N68458

N20301
A

X
Nylon Spacer 6 mm X 13 mm X 6 mm

Bolt M6 X 30
3
N44890
B
Nut Locknyl M6
LEVEL 1 SHOP SUPPLIES***
5 oz
N8951729
–
Brake and Part Cleaner

(20 oz can)
3.2 oz
N8910848
–
CRC Contact Cleaner

(16 oz can)
2 oz
N67314
–
Anticorrosive Compound (NCP-2)

(4 0z)
***WHEN YOU ORDER, SPECIFY THE NUMBER OF VEHICLES TO REPAIR.
LEVEL 2 (only if required**)
1
N47759-250
–
250A fuse
1
N84769
A
Fuse Holder
1
N106873-05
–
Cable C1415 4/0 awg BK-RD
7
N37749
B
Dual clamp tie
Materials will be available within 41 days once your order has been placed.

To order, please contact novabus.parts@volvo.com

Or by phone for CANADA 1-800-771-6682, for USA 1-877-999-8808

Specify document number, quantity of parts required and shipping address.

** The material identified in Level 2 is to be ordered only for vehicles that meet the criteria defined in Level 1.
PAGE 2 OF 13

NQF772001 version 5
SERVICE BULLETIN

ROAD NUMBER

CLIENT
ORDER
BS5490E
VIN (2NVY/4RKY...)
FROM
TO
FROM
TO
QTY
Chicago Transit Authority - CTA - Illinois
LE87
8450
8549
L82J5N9778644
L82J2P9778801
100
Chicago Transit Authority - CTA - Illinois
LF11
8550
8551
L82JXP9778853
L82J1P9778854
2
Chicago Transit Authority - CTA - Illinois
LF11
8553
8563
L82J5P9778856
L82J8P9778902
11
Chicago Transit Authority - CTA - Illinois
LF11
8565
8585
L82J1P9778904
L82JXP9778965
21
Chicago Transit Authority - CTA - Illinois
LF11
8592
8592
L82J6P9778980
L82J6P9778980
1
Chicago Transit Authority - CTA - Illinois
LF11
8597
8598
L82J0P9778991
L82J2P9778992
2
Chicago Transit Authority - CTA - Illinois
LF11
8623
8623
L82J5P9779022
L82J5P9779022
1
Chicago Transit Authority - CTA - Illinois
LF11
8626
8646
L82J0P9779025
L82J8P9779063
21
PAGE 3 OF 13

NQF772001 version 5
SERVICE BULLETIN
BS5490E
WARNING
FOLLOW YOUR INTERNAL SAFETY PROCEDURES.
PROCEDURE

NOTE
For your safety it is suggested to wear the following protective equipment when working in the battery and

engine compartments; safety helmet, protective glove, safety glasses, and safety shoes.

1.1.

1.2.
Park the vehicle on an even surface with the transmission on neutral.

Apply the parking brake and set the master control switch to the stop position.
1.3.

1.4.
1.6.
Open the battery compartment door and set the battery disconnect switch to the off position.

Disconnect all the cables from the batteries' positive terminals. Install a protective sleeve on the tip of the

cables lug to avoid any contact with the positive terminal of the batteries.

Disconnect all the cables from the batteries' negative terminals. Install a protective sleeve on the tip of the

cables lug to avoid any contact with the negative terminal of the batteries.

Open the rear access door of the engine compartment.
1.7.

1.8.
Locate the 250A fuse holder N84769 for the radiator fan power supply. See Figure 1.

Bestseller No. 1

THINKCAR Bidirectional Scan Tool, THINKSCAN 689BT All System Automotive Diagnostic Tool, Bi Directional OBD2 Scanner with ECU Coding, 34 Services, FCA Autoauth, CANFD and DoIP, Wireless Update

[Notice] When you receive a used device, it may be a customer return resold by Amazon without inspection. You can exchange it for a new one through Amazon. As this situation is unavoidable, we sincerely apologize. For any issues, contacting us via Amazon's "Messages" is the best way, and we’ll provide a solution within 24 hours. THINKSCAN 689BT Can Be Used Immediately After It is Turned On, Without Complicated Registration Process, Which is More Convenient & Quick.
[Good News] THINKSCAN 689BT is the most competitive automotive scan tool to date, offering wireless updates with no subscription fees(valued 500Buc.ks) . With all the features of THINKTOOL PD8,PRO, built on Android 10 platform with 4-core CPU, 4GB RAM and 64GB ROM, serving up to 5X faster than older MAX/MINI/PLUS vehicle scanners, no more slow and delayed feedbacks, it's time to update your garage tool.
[Big Money Saver] Premium THINKSCAN 689BT Wireless Diagnostic Scanner, save up to 400USD per year, includes all useful features: Full bi-directional controls, ECU coding, 34+ services, OEM all system diagnostics, Worldwide vehicles coverage, CAN FD & DoIP, FCA AutoAuth（The 689BT only provides a login and purchase portal, and users are required to register for an FCA account and pay a membership fee in order to perform the relevant automotive diagnostics)
[3000+ Active Tests]Active testing is one of the most useful features in automotive maintenance and greatly improves mechanic efficiency. THINKCAR 689BT bidirectional scanner can send action commends to vehicle sub-systems or components for active test without using vehicle controls. It can perform various tests such as: EVAP Test, Fuel Trim Reset, Injector Buzz Test, Window/ Mirror/ Door Lock Test, Pump and Value Tests, etc. Get functions from "Diagnose>Car Model>System>Active Test".
[Hot Advanced Features] 689BT bidirectional tool newly adds ECU Coding, Power Balance, Flash Hidden Functions, Reset Adaptive Data, Match Replaced Components, Customize OE-Settings. Such as: 1. changing the color of interior lights 2. switching on/off the auto hold, 3. customizing dash kits 4. activating the auto side mirror folding function 5. disables auto start-stop. Note: Coding functions vary by model&year.

SaleBestseller No. 2

THINKCAR THINKSCAN 689 OBD2 Scanner, Bidirectional Scan Tool with Lifetime Free Update, 34+ Reset, 3000+ Active Test, ECU Coding, PMI, Wired All System Diagnostic Scanner for Cars, CANFD/DOIP, FCA SGW

【Warm Tips】Wired THINKSCAN 689 is connected through a detachable OBDII cable, and we also have added OBD2 Extension Cable (about 60 cm/2 feet) as g ift, enabling customers handling vehicle repairs with ease. Just click "Bundles Item" above to get it.
【Professional Car Diagnostic Tool】Tired of renew fees? Thinkscan 689 scanner provides dealer-level advanced functions for lifetime f.r.e.e update for auto mechanics and repair shops. 34+ Services, 3000+ Active Test, ECU Coding, 140+ Brands Coverage, FCA AutoAuth, CANFD&DOIP Protocol, Component Matching, Power Balance, V.A.G Guided, Compatible with Google Chrome integration, etc. With strong hardware backing, 64G Memory, Android 10, 4-core processors, and 4150mAh battery. Thinkscan 689 brings you the best as your daily business helper and never lets you drop the ball!
【Over 34 Reset Service, Adaptation + Relearn + Calibration + Initialization + Matching】Made for workshops, Thinkscan 689 scanner provides 34+ services for worldwide vehicles: such as Gear/SAS/EPB/TPMS/D.P.F/I.M.M.O/BMS/ETS/Oil/Brake/AFS/GEARBOX/SUNROOF/SUS Reset, ABS Bleed, Injector coding, etc. Warm tips: Compatibility may vary on vehicles' model and year, please contact seller before purchase to make sure it works well on your cars.
【Real Active Test】Thinkscan 689 scan tool features over 3000+ full bi-directional control ability, to send commands to vehicle’s systems/components, to verify system input/output without using the vehicle's controls, e.g. turn on the radiator fan, modulate the throttle, open/close windows, operate mirrors, Injector Buz Test, turn on interior&exterior lights, sound horn, test door lock actuators, turn on/off front/rear side ACM Solenoid, Vehicle level position calibration, Wheel Speed Sensor Supply.
【Comprehensive Solutions with Advanced Features】Take your vehicle customization to the next level with the Thinkscan 689's advanced ECU coding capabilities. This scan tool provides power balance, PMI, unlock more new features and enhance performance by activating dormant functions, customizing OE settings, matching replaced components, and reprogramming adaptive data to elevate your driving experience. Note: Compatibility varies by car models, please check before order.

SaleBestseller No. 3

THINKCAR THINKSCAN 662 OBD2 Scanner,Car Diagnostic Tool with Bidirectional Active Test,Car Scanner Engine ABS SRS Transmission,Scanner for Car with 12 Reset,CAN FD & FCA SGW,Lifetime Free Update

【Powerful Bidirectional Control -- Active Test】Good News! The THINKSCAN 662 obd2 scanner has bidirectional control function,which is the most popular feature among mechanics.This function is mainly used to test whether the executing components in the electronic control system can work normally,By requesting information from the vehicle's ECU or sending commands to the ECU module to execute commands and identify maintenance status,quickly locate the cause of the fault.Such as ABS,Fuel Injectors,Adjusting Throttle,Coolant Fans,Radiator Fans,Coolant Pumps,EV.AP Test, Fuel Trim Reset,Injector Buzz Test,Pump/ Value Test,etc. Effectively shorten diagnosis time and reduce diagnosis costs.
【Unlock Pro-Level Diagnostics With Half Costs】 THINKSCAN 662 obd2 scanner diagnostic tool Delivers Premium Scanning Power for Half the Price! The OBD2 scanner can handle common issues with ECM,TCM,ABS,SRS. It can easily read and clear fault codes, analyze data streams, and ensure quick identification of problems. THINKSCAN 662 bidirectional scan tool has 12 practical reset functions, including Airbag Reset,ABS Bleeding,BMS,Brake Reset, D.P.F,Throttle Adaptation,Injector Coding,OIL Reset,steering angle Reset,Gearbox,TPMS,and more. The car scanner diagnostic tool very suitable for DIY enthusiasts, car repair technicians, and small and medium-sized repair shops.
【Multi Functional Intelligent Car Scanner Diagnostic Tool】 Automatic VIN + Real-time Data + DTC Lookup + Historical Diagnostic Records: This OBD2 scanner features auto serch technology, allowing for car recognition without the need for manual input. The real-time data of the car ECU is read and displayed in the form of text or a 4-in-1 merged waveform chart. You can save, share, print or send the entire inspection report via email for analysis. Historical diagnostic reports help you quickly identify vehicle issues and understand the condition of the vehicle. The built-in 'feedback' module provides customized repair Operation recommendations from our certified professionals.
【Upgraded Hardware + Ergonomically Engineered】 THINKSCAN 662 OBD2 scanner has a friendly combination of touch screen and physical buttons with an ergonomic appearance for comfortable use.Experience 2x faster scans and 50% longer lifespan vs standard models.This scanner para autos boast a 4-core 1.8GHz CPU,6.2-inch HD touch screen,2GB RAM + 32GB ROM storage capacity,a long-lasting 4150mAh battery,Android 8 ensures lightning-fast bootup and processing.The scanner is robust with rubberized protection that you can store and use in the trunk or garage.Whether you are engaged in Home car maintenance or road rescue car repair,this car scanner can help you perfectly solve car problems.
【Effortless Setup & Scanning - Intuitive for All Skill Levels】No More Complicated Scanners! The User Interface is as User-Friendly as THINKCAR 689BT! Truly Plug-and-Play,The downward sliding setup shortcut portal and drawer function shortcut portal make you use this scan tool as easy as using your own cell phone.The car scanner supports setup screenshot,screen recording,volume adjustment,this scan tool includes product e-manuals,instructional videos,and fault code libraries,users can check the usage guide,perfect for DIY car owners,Maintenance technician.If your father,husband,brother,boyfriend enjoys car repairs,THINKSCAN 662 is a great gift choice, and it has amazing family value.

This product presentation was made with AAWP plugin.

Last update on 2026-05-12 / Affiliate links / Images from Amazon Product Advertising API

Buffer Email Facebook Flipboard Hacker News LinkedIn Messenger Mix Pinterest Print Reddit SMS Telegram Tumblr X VK WhatsApp Line Xing Threads Bluesky Copy Mastodon Nextdoor